One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,4)(3,8,5,7)(9,10,14,15)(11,16,13,12)(18,19)(20,24)(25,26)(27,30)(28,32)(29,31)(1,3,6,5)(2,7,4,8)(9,11,14,13)(10,12,15,16)(17,18,21,19)(20,22,24,23)(25,27,29,32)(26,30,31,28)(3,5)(7,8)(10,15)(11,13)(17,18,21,19)(20,23,24,22)(25,28)(26,27)(29,30)(31,32)(1,4,6,2)(3,7,5,8)(9,12,14,16)(10,11,15,13)(17,19,21,18)(20,23,24,22)(25,27)(26,28)(29,32)(30,31)(1,5,6,3)(2,7,4,8)(9,13,14,11)(10,16,15,12)(17,20,21,24)(18,22,19,23)(25,28)(26,27)(29,30)(31,32)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.